EP 2261268 A1 20101215 - ETHYLENE POLYMERIZATION USING ZIEGLER-NATTA CATALYST COMPOSITIONS
Title (en)
ETHYLENE POLYMERIZATION USING ZIEGLER-NATTA CATALYST COMPOSITIONS
Title (de)
ÄTHYLENPOLYMERISATION MITTELS ZIEGLER-NATTA-KATALYSATORZUSAMMENSETZUNGEN
Title (fr)
POLYMERIZATION DE L'ETHYLENE UTILISANT DES COMPOSITIONS CATALYTIQUES DE TYPE ZIEGLER-NATTA
Publication
Application
Priority
- US 50533003 P 20030923
- EP 04781351 A 20040818
- US 2004026641 W 20040818
Abstract (en)
Olefin monomers comprising contacting ethylene or a mixture of ethylene and one or more C 4-8 ±-olefins are polymerized with a catalyst composition comprising one or more Group 3-10 transition metal containing, Ziegler-Natta, procatalyst compounds; one or more alkylaluminum cocatalyts; and at least one polymerization control agent that is an alkyl or aryl ester of an aliphatic or aromatic (poly)carboxylic acid optionally containing one or more substituents comprising a Group 13, 14, 15, or 16 heteroatom.
IPC 8 full level
C08F 2/34 (2006.01); C08F 4/649 (2006.01); C08F 110/02 (2006.01)
CPC (source: EP US)
C08F 110/02 (2013.01 - EP US)
Citation (applicant)
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Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
WO 2005035597 A1 20050421; AR 045942 A1 20051116; AU 2004280327 A1 20050421; AU 2004280327 B2 20091105; BR 122014013907 B1 20201110; BR PI0413962 A 20061031; BR PI0413962 B1 20210202; CA 2539505 A1 20050421; CA 2539505 C 20120515; CN 1856516 A 20061101; CN 1856516 B 20100707; EP 1668049 A1 20060614; EP 1668049 B1 20150225; EP 2261268 A1 20101215; EP 2261268 B1 20200429; ES 2533544 T3 20150410; ES 2805141 T3 20210210; MY 142636 A 20101215; US 2007004877 A1 20070104; US 7393910 B2 20080701
DOCDB simple family (application)
US 2004026641 W 20040818; AR P040103417 A 20040922; AU 2004280327 A 20040818; BR 122014013907 A 20040818; BR PI0413962 A 20040818; CA 2539505 A 20040818; CN 200480027558 A 20040818; EP 04781351 A 20040818; EP 10182079 A 20040818; ES 04781351 T 20040818; ES 10182079 T 20040818; MY PI20043834 A 20040920; US 56924506 A 20060222